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| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | AP30CLL |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameters | Free Chlorine & Total Chlorine |
| Light Source | Multi-wavelength LEDs (525 nm, 610 nm) |
| Detection Principle | Absorption Photometry (Beer-Lambert Law) |
| Data Storage | 5,000 measurement records with timestamp and sample ID |
| Power Supply | 4 × AAA alkaline batteries (typical runtime: >2,000 measurements per set) |
| Display | High-brightness monochrome OLED (128 × 64 pixels) |
| Enclosure Rating | IP67 (dust-tight and submersible up to 1 m for 30 min) |
| Interface | Micro-USB (for data export and firmware update) |
| Compliance | Designed to support ASTM D1253, ISO 7393-2, and EPA Method 334.0 workflows |
| Dimensions | 165 × 78 × 42 mm |
| Weight | 220 g (without batteries) |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | a-AP30MC |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | pH, Ammonia-N, Nitrite, Dissolved Oxygen (DO), Phosphate, Sulfide, Free Chlorine, Total Chlorine, Urea, Chlorine Dioxide, Ozone, Nitrate |
| Light Source | Multi-wavelength LED array |
| Display | High-brightness OLED screen |
| Power Supply | 4 × AAA batteries |
| Data Storage | Up to 5,000 measurement records |
| Auto Power-Off | Enabled |
| Communication Interface | Built-in micro-USB port |
| Enclosure | Rugged portable carry case |
| Compliance | Designed for field-deployable water quality testing per ASTM D1293 (pH), ASTM D3370 (DO), ISO 7888 (chlorine), and EPA Method 350.1 (nitrate/nitrite) |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Regional Classification | Domestic (China) |
| Model | STARTER 300D |
| Pricing | Available Upon Request |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | AP30CD |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameter | Chlorine Dioxide (ClO₂) |
| Light Source | Multi-wavelength LED |
| Detection Principle | Absorption Photometry (Fixed-Wavelength Colorimetry) |
| Display | High-Brightness OLED |
| Power Supply | 4 × AAA Batteries |
| Data Storage | 5,000 Measurement Records |
| Interface | Integrated Micro-USB Port |
| Enclosure Rating | IP67-rated Waterproof & Dustproof Housing |
| Auto Power-Off | Yes |
| Included Accessories | Portable Carrying Case, Reagent Kits (ClO₂-specific), Calibration Standards, USB Cable |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Regional Classification | Domestic (China) |
| Model | AP30PM |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | Free Chlorine, Total Chlorine, pH, Urea, Chlorine Dioxide, Ozone |
| Data Storage Capacity | 5,000 Results |
| Optical Principle | LED-based Spectrophotometry with Multi-Wavelength Sources |
| IP Rating | IP67 (Dust-tight and Immersion-resistant up to 1 m for 30 min) |
| Power Supply | Rechargeable Lithium-ion Battery (Typical Operation Time: ≥20 Hours per Charge) |
| Interface | USB-C for PC Data Export |
| Sample Volume Requirement | ≤2.0 mL per Test |
| Response Time | <15 Seconds (Post-Reagent Addition) |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | AP30CLD |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | Free Chlorine & Total Chlorine |
| Light Source | Multi-wavelength LEDs |
| Detection Principle | Absorption Photometry (Fixed-Wavelength Spectrophotometry) |
| Data Storage | 5,000 Measurement Records |
| Display | High-Brightness OLED |
| Power Supply | 4 × AAA Batteries |
| Interface | Built-in Micro-USB Port |
| Enclosure Rating | IP67 (Dust-Tight & Immersion-Resistant to 1 m for 30 min) |
| Dimensions | 162 × 78 × 42 mm |
| Weight | 220 g (without batteries) |
| Operating Temperature | 0–50 °C |
| Relative Humidity | ≤90 % RH (non-condensing) |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | AP40DW |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | Free Chlorine, Total Chlorine, Chlorine Dioxide, Total Bromine |
| Battery Life | Up to 10,000 measurements per charge |
| Data Storage Capacity | 30,000 test records with timestamp (date & time) |
| Enclosure | Ruggedized IP67-rated housing |
| Optional Accessories | Pre-filled reagent vials and field-ready reagent kits |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | AP30AM |
| Instrument Type | Portable / Handheld Photometer |
| Measured Parameter | Ammonia-Nitrogen (NH₃-N) |
| Light Source | Multi-wavelength LEDs |
| Detection Principle | Absorption Photometry (Fixed-Wavelength Spectrophotometry) |
| Data Storage | 5,000 measurement records |
| Power Supply | 4 × AAA batteries |
| Display | High-brightness OLED |
| Interface | Built-in micro-USB port |
| Enclosure Rating | IP67-rated waterproof and dustproof housing |
| Dimensions & Weight | Compact handheld form factor (<200 g, <180 mm length) |
| Auto-Power-Off | Yes |
| Standard Accessories | Carrying case, cuvette holder, calibration standards, reagent kits for NH₃-N |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | AP40DC |
| Instrument Type | Portable/Handheld Water Quality Analyzer |
| Measurable Parameters | Free Chlorine, Total Chlorine, Chlorine Dioxide, PPA (Peroxymonosulfuric Acid), Total Bromine |
| Battery Life | Up to 10,000 measurements per charge |
| Data Storage Capacity | 30,000 test records with timestamp (date & time) |
| Enclosure | Ruggedized portable carry case included |
| Reagent Compatibility | Pre-filled, factory-calibrated reagent vials and optional reagent kits available |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | AP30PE |
| Instrument Type | Portable / Handheld Photometer |
| Measured Parameter | Phosphate |
| Light Source | Multi-wavelength LED Array |
| Detection Principle | Absorption Photometry (Visible Spectrophotometry) |
| Display | High-brightness OLED |
| Power Supply | 4 × AAA batteries (alkaline or rechargeable) |
| Data Storage | 5,000 measurement records with timestamp |
| Interface | Built-in micro-USB port |
| Enclosure Rating | IP67-rated housing (dust-tight and submersible up to 1 m for 30 min) |
| Auto-power-off | Configurable delay (1–30 min) |
| Dimensions | 165 × 78 × 42 mm |
| Weight | 220 g (without batteries) |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | AP30CLH |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | Free Chlorine & Total Chlorine |
| Light Source | Multi-wavelength LED (525 nm, 610 nm) |
| Detection Principle | Absorption Photometry (Colorimetric Method per DPD Chemistry) |
| Data Storage | 5,000 measurement records with timestamp |
| Power Supply | 4 × AAA batteries (alkaline or Ni-MH) |
| Battery Life | >20,000 measurements per set (typical usage) |
| Enclosure Rating | IP67 |
| Interface | Micro-USB (for data export and firmware update) |
| Display | High-brightness monochrome OLED (128 × 64 pixels) |
| Auto-Power-Off | Adjustable (1–30 min) |
| Dimensions | 165 × 78 × 42 mm |
| Weight | 220 g (without batteries) |
| Brand | OHAUS |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Regional Classification | Domestic (China) |
| Model | ST400D |
| Instrument Type | Portable |
| Measurement Principle | Fluorescence Quenching |
| Range | 0.0–200.0 % saturation |
| Temperature Range | 0–50 °C |
| Accuracy | ±0.2 mg/L |
| Detection Limit | 0.00–20.0 mg/L (ppm) |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | AP40WW |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | Chemical Oxygen Demand (COD), Total Phosphorus (TP), Total Nitrogen (TN), Ammonia-Nitrogen (NH₃-N), Conductivity |
| Battery Life | Up to 10,000 measurements per charge |
| Data Storage Capacity | 30,000 test records with timestamp (date & time) |
| Housing | Ruggedized IP67-rated enclosure |
| Accessories | Optional pre-filled reagent kits and disposable cuvette tubes |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | A-AP30OZ |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameter | Ozone (O₃) |
| Light Source | Multi-wavelength LED |
| Detection Principle | Absorption Photometry (Fixed-Wavelength) |
| Data Storage | 5,000 measurement records |
| Power Supply | 4 × AAA batteries |
| Display | High-brightness OLED |
| Connectivity | Built-in micro-USB interface |
| Enclosure Rating | IP67-rated housing (dust-tight and water-immersible up to 1 m for 30 min) |
| Operating Temperature | 0–50 °C |
| Relative Humidity | ≤90 % RH (non-condensing) |
| Dimensions | 165 × 82 × 45 mm |
| Weight | 280 g (without batteries) |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | AP40MC |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | Free Chlorine, Total Chlorine, Conductivity, Temperature |
| Battery Life | Up to 10,000 measurements per charge |
| Data Storage Capacity | 30,000 test records with timestamp (date & time) |
| Housing | Ruggedized IP67-rated enclosure |
| Accessories | Optional pre-filled reagent vials and kit-based reagent packs |
| Brand | OHAUS |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | AP40COD |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measured Parameter | Chemical Oxygen Demand (COD) |
| Battery Life | Up to 10,000 measurements per charge |
| Data Storage | 30,000 test records with timestamp (date & time) |
| Design | Ruggedized housing with integrated carry case |
| Measurement Method | Colorimetric (Dichromatic Absorption at Defined Wavelengths) |
| Compliance Support | ASTM D1253, ISO 6060, EPA 405.1 (for COD via dichromate digestion) |
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